in src/main/java/com/epam/digital/data/platform/integration/idm/service/KeycloakIdmService.java [147:157]
private List<IdmUser> mapToIdmUsers(Collection<UserRepresentation> roleUserMembers) {
return roleUserMembers.stream()
.filter(this::hasFullNameAttribute)
.map(user -> IdmUser.builder().id(user.getId()).userName(user.getUsername()).fullName(
user.getAttributes().get(KeycloakSystemAttribute.FULL_NAME_ATTRIBUTE)
.get(KeycloakSystemAttribute.FULL_NAME_ATTRIBUTE_INDEX))
.attributes(user.getAttributes())
.build())
.sorted(Comparator.comparing(IdmUser::getFullName))
.collect(Collectors.toList());
}